SB2018122306 - OpenSUSE Linux update for tcpdump



SB2018122306 - OpenSUSE Linux update for tcpdump

Published: December 23, 2018 Updated: January 1, 2023

Security Bulletin ID SB2018122306
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Stack-based buffer over-read (CVE-ID: CVE-2018-19519)

The vulnerability allows a remote attacker to obtain potentially sensitive information or cause DoS condition.

The vulnerability exists in the print_prefix function, as defined in the print-hncp.c source code file of the affected software due to insufficient initialization of the buf variable. A remote attacker can trick the victim into execution of the tcpdumpcommand on a .pcap file that submits malicious input, trigger a stack-based buffer overread and access sensitive memory information or cause a DoS condition. 


Remediation

Install update from vendor's website.